NMDC Limited (NMDC) is an India-based iron ore producer and exporter. The Company operates in two business segments: iron ore and other minerals and services. The Company is engaged in the exploration of a range of minerals including iron ore, copper, rock phosphate, lime stone, dolomite, gypsum, bentonite, magnesite, diamond, tin, tungsten, graphite, and beach sands. As of March 31, 2012, it produced about 30 million tons of iron ore from three fully mechanized mines, which include Bailadila Deposit-14/11C, Bailadila Deposit-5, 10/11A (Chhattisgarh State) and Donimalai Iron Ore Mines (Karnataka State). As of March 31, 2012, NMDC supplied 269.16 lakh tons of iron ore to domestic industries and had exported 3.85 lakh tons of iron ore. Its sponge Iron production was at 37,260 tons and its diamond production was 18043.44 carats during the year fiscal ended March 31,2012. On December 12, 2011, the Company's wholly owned subsidiary NMDC Power Ltd was incorporated.